二元一次方程组练习题66.docx
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二元一次方程组练习题66
x+2y=-17x-2y=77x+7y=22
{{{
2x+3y=33x-5y=2x+5y=-8
5x+5y=8x-y=65x-7y=-25
{{{
2x-5y=-7x+3y=44x+5y=-2
4x-2y=93x+7y=-62x+4y=1
{{{
x+5y=-73x-3y=-54x+5y=9
3x+5y=-39x+4y=5x+3y=9
{{{
x+y=-25x+5y=-3x+5y=-6
5x-5y=92x+3y=-62x+5y=22
{{{
x-5y=-64x+2y=-84x+4y=1
5x-5y=27x+y=93x-6y=6
{{{
2x+y=-2x-y=9x-5y=0
x+5y=14x-5y=-64x-4y=-5
{{{
4x-4y=-75x-4y=-54x+2y=3
5x+y=-73x+9y=-89x-7y=-15
{{{
2x-5y=7x-4y=-8x+5y=9
x+5y=18x+8y=-5x+8y=0
{{{
3x+2y=-8x-y=85x-4y=9
x+4y=16x-7y=86x+9y=22
{{{
x-y=-34x+3y=-3x-2y=-6
4x-5y=29x-2y=06x+4y=1
{{{
4x-3y=6x+2y=83x+2y=-8
5x-2y=17x-3y=76x+7y=15
{{{
x+5y=-55x+3y=92x+5y=3
3x-4y=-6x+9y=64x+3y=-30
{{{
2x-2y=-53x+2y=35x-y=6
2x+2y=7x+8y=47x-y=-15
{{{
5x+2y=-1x+3y=2x+3y=-8
5x-4y=93x+4y=85x-6y=11
{{{
3x-5y=85x-2y=-13x+4y=-4
x+5y=43x+7y=12x-3y=-5
{{{
2x-5y=-72x-2y=1x-y=4
4x-3y=25x+3y=-79x-7y=-24
{{{
3x-3y=-94x+3y=74x+y=-6
4x+2y=-95x+6y=33x-4y=-21
{{{
5x-y=-72x+2y=2x+4y=3
5x-2y=-34x+7y=1x+y=22
{{{
5x-3y=5x+y=54x+3y=2
4x-3y=54x+y=18x-3y=-22
{{{
3x-3y=52x-5y=-34x+2y=6
x+4y=-72x-3y=6x+2y=-20
{{{
5x-3y=-52x-5y=-9x+3y=1
5x-3y=16x-6y=67x-y=22
{{{
5x-3y=-1x-y=-2x-y=1
2x-y=-49x-4y=3x+2y=-12
{{{
2x+4y=64x+y=-63x-5y=7
5x-5y=79x+6y=29x-3y=14
{{{
x+3y=65x+4y=-42x+4y=-9
3x+3y=-82x+y=-85x+9y=-24
{{{
5x-5y=82x-4y=-83x+y=9
2x+2y=-68x+3y=15x-5y=-8
{{{
x-y=84x+y=13x-y=6
5x-3y=88x-2y=97x-7y=-1
{{{
2x+2y=-2x+5y=-72x+y=4
2x-2y=09x-7y=-85x+8y=18
{{{
x-y=-82x+2y=-25x-y=-7
2x-2y=65x-8y=-36x-5y=28
{{{
4x-4y=-34x-3y=-94x-3y=2
5x+4y=-39x-3y=8x+6y=-9
{{{
4x+5y=34x+4y=-45x-5y=-7
2x+3y=17x+8y=82x-6y=-27
{{{
4x-3y=33x-y=-94x-5y=5
4x+3y=57x-7y=13x-6y=21
{{{
2x+y=-4x-4y=35x+3y=-8
2x+4y=06x+4y=-6x-5y=8
{{{
4x-5y=34x+4y=44x+2y=3
3x-3y=22x-5y=-27x+3y=-12
{{{
5x-4y=9x-4y=45x+2y=3
2x-4y=08x+3y=3x+4y=24
{{{
2x-3y=-5x+5y=53x+5y=-1
3x-4y=98x+y=79x+6y=-15
{{{
x+5y=7x+2y=-83x-y=-6
5x-3y=-95x-5y=-52x-4y=16
{{{
4x-4y=74x+5y=-32x+5y=5
2x+3y=-15x+8y=-67x+4y=-7
{{{
3x-5y=-1x+5y=64x-4y=-8
2x+3y=-1x-8y=-62x+2y=-14
{{{
3x-3y=2x+y=7x-3y=8
2x-y=62x-6y=-18x-6y=-21
{{{
2x+5y=65x+2y=-65x-5y=5
2x-4y=-25x+2y=-95x-7y=12
{{{
5x+3y=2x+2y=-75x+5y=9
x+5y=-82x+6y=-95x+8y=-25
{{{
2x+3y=-1x-4y=05x-3y=0
3x+2y=-97x+6y=79x-5y=-7
{{{
4x+4y=-9x-2y=33x+4y=4
x-5y=22x-3y=-29x+5y=26
{{{
x+4y=0x+5y=62x-2y=3
x-2y=96x-9y=55x-y=-18
{{{
5x-y=-92x-2y=64x+y=-4
5x+4y=-52x-y=58x-6y=29
{{{
3x+y=-3x+2y=04x-3y=-9
x-y=-85x+6y=-28x-y=9
{{{
2x+2y=-83x-3y=44x-4y=0
4x+2y=34x+2y=04x+2y=-29
{{{
2x+4y=94x-y=75x-4y=-8
4x-2y=-18x-3y=72x-3y=-13
{{{
x+2y=-92x-2y=83x-4y=-6
2x-5y=-79x+6y=-19x+9y=-2
{{{
x-2y=03x+5y=-64x-y=9
5x+5y=56x-2y=57x-y=13
{{{
2x+y=-74x+5y=05x-y=9
4x+2y=-28x-6y=-5x-3y=4
{{{
2x-4y=63x-y=6x-y=-3
x+5y=-22x+9y=-12x-6y=-14
{{{
2x+3y=65x-y=-9x-4y=4
2x-y=-33x+9y=08x+5y=-11
{{{
x+4y=-2x-y=-74x+3y=-9
5x-5y=17x-4y=-84x+7y=12
{{{
x+2y=-24x+4y=23x+3y=-3
x+y=87x-6y=-1x-6y=12
{{{
2x-5y=04x-4y=04x+5y=-3
x-2y=9x+5y=87x+8y=-10
{{{
2x-y=2x+4y=-9x+y=6
5x+3y=-65x+9y=-62x+5y=-29
{{{
3x-5y=15x-5y=-32x-4y=7
3x+3y=-59x-3y=-56x-8y=-28
{{{
3x+4y=6x-2y=22x+4y=0
4x-3y=-13x-2y=7x-6y=-7
{{{
2x-y=-1x+4y=-25x+3y=7
5x-2y=-49x-6y=09x+2y=18
{{{
5x+3y=34x-y=03x+5y=-6
3x-2y=-14x+9y=92x-8y=4
{{{
3x+5y=-75x+3y=-62x-5y=7
5x-y=-95x+9y=-62x+5y=17
{{{
5x+y=44x-y=-83x+4y=-4
5x-4y=-4x+7y=34x-2y=-17
{{{
4x-5y=64x-4y=-63x-5y=2
x+3y=-93x+8y=-64x-4y=7
{{{
3x-3y=75x+2y=-45x+y=-3
3x+3y=48x+6y=9x-8y=6
{{{
4x-3y=-54x+5y=-45x-y=-4
2x-5y=74x-7y=58x+2y=8
{{{
4x-y=-52x-3y=-32x+y=-6
x-5y=72x+6y=-44x+3y=2
{{{
4x-5y=84x+y=-62x+y=-8
3x-y=54x-6y=74x-2y=-21
{{{
x+5y=-55x+5y=9x+y=5
4x+y=0x-9y=04x-5y=27
{{{
3x+y=74x-2y=-83x-y=0
3x-3y=59x+9y=9x-9y=-22
{{{
x+5y=25x-4y=84x-y=0
x-2y=22x-2y=16x+3y=-5
{{{
x-5y=-55x+5y=-95x+y=-7
5x+y=-45x+4y=-76x+5y=-30
{{{
3x+2y=0x+5y=85x+y=-4
2x-2y=73x+2y=76x+6y=-6
{{{
4x-3y=-62x+5y=-2x+3y=-3
2x-5y=-6x+9y=-36x+5y=25
{{{
3x+3y=93x+5y=03x-5y=-2
5x-4y=93x-3y=42x-7y=17
{{{
2x+3y=-44x-4y=84x-2y=-6
5x+y=95x+9y=4x-6y=-30
{{{
4x+3y=84x+y=-23x-3y=7
x+2y=0x-6y=28x-2y=28
{{{
3x-5y=3x+5y=-23x+5y=-1
4x-y=16x-2y=22x+6y=18
{{{
5x+y=-63x+4y=73x+y=-7
2x-5y=74x-6y=-5x-8y=16
{{{
4x-4y=64x-4y=-64x-y=-9